PRODUCT DESCRIPTION:        Circuit breaker are very convenient safety devices used to protect an over-current situation in your electrical system. Find specific breaker or fuse that controls your wall socket or plugs, lightings, etc. Included Lamp Socket & Outlet Adapters makes this tool more dynamic.        Once the transmitter is in placed it transmits a signal onto the circuit which can be detected by the receiver. The reciever will then beep and its green LED will flash when the signal is detected. The sensitiviy of the reciever can be adjusted in order to pinpoint the exact circuit breaker or fuse protecting the selected circuit where the transmitter is attached.        No more guessing or trial and error when it comes to locating the correct circuit breaker supplying power to an AC outlet or lighting fixture.        NOTE FOR BUYERS: Also available in 110V . ( please click here if you want to buy 110V )        Features:          Automatically and quickly finds correct breaker   Work for either circuit breakers or fuses   Exchangeable power tips for the transmitter                Specifications:                 Transmitter           Input Voltage:220Vat 50~60Hz     Size : 80 x 50 x 31mm     Weight : approx. 55g              Receiver           Battery : 9V (6F22 or equivalent)     Size : 186 x 90 x 38mm     Weight : approx.150g                   Set includes:  1 x Circuit Breaker Transmitter  1 x Circuit Breaker Receiver  1 x 9V (6F22) battery  1 x English Instruction Manual  1 x 220V Outlet Adaptor  2 x Lamp Socket Adapter  Carrying Bag  Standard Packaging Box